681910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 32

約数和(自身を含む): 1340640

約数和(自身を除く): 658730

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 97, 185, 190, 194, 370, 485, 703, 970, 1406, 1843, 3515, 3589, 3686, 7030, 7178, 9215, 17945, 18430, 35890, 68191, 136382, 340955, 681910]

約数ペア:

[(1, 681910), (2, 340955), (5, 136382), (10, 68191), (19, 35890), (37, 18430), (38, 17945), (74, 9215), (95, 7178), (97, 7030), (185, 3686), (190, 3589), (194, 3515), (370, 1843), (485, 1406), (703, 970)]